Stack Pop Algorithm

Alexvyan Red Silicon Ice Tray with 10 Long Stick Pop Up Ice Moulds Alexvyan Blue Silicon Ice Tray with 10 Long Stick Pop Up Ice Moulds Makeup Revolution London Lustre Wand Shadow Stick 1.6 g - Teal Pop Milton Stack IT 500 Storage Jar Set of 2 360 ml Each Brown Kitchen Organiser Containers Milton Stack It Brown Plastic Stackable 2 Piece Clip-On Box Container Set-630ml Milton Stack IT 1000 Brown 2 Pcs Plastic Storage Jar 890 ml Each Prestige Stack-O-Mix Black Stainless Steel 3 Super Efficient Blades 3 Jars Wet and Dry Grinder with Juicer-750W DailyObjects Stack Watchband Case Nayasa Stack N Store Transparent Plastic Easy To Clean 2 Piece Clip-On Canister-5L Nayasa Stack N Store Transparent Plastic Stackable 3 Piece Flip Top Canister